Question

answer this question.....

Answer 1

$\frac{ {2}^{n} + {2}^{n - 1} }{ {2 }^{n + 1} - {2}^{n} } \\ = \frac{ {2}^{n} + \frac{ {2}^{n} }{2} }{ {2}^{n} \times 2 - {2}^{n} } \\ = \frac{{2}^{n}(1 + \frac{1}{2}) }{{2}^{n}(2 - 1)} \\ \frac{3}{2}$
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Answer 2

Answer:

Step-by-step explanation:

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